Open the terminal app and type: “sudo nano /etc/apt/sources.list” (this opens the file in Nano with root privileges).You should end up with something like this (though it will change depending on what other repositories you have installed):

Scroll down to the bottom of the list using the arrow down key on your keyboard, then add a new line (in this example as the computer is x64, “deb http://apt.flirc.tv/arch/x64 binary/” is added).

Then press control+x.Press “y” then return to save the changes. This should return you to the usual terminal command line.Now type “sudo apt-get update“This refreshes package manager to make sure it has the new flirc repository in it.Then run “sudo apt-get install flirc”:Press “y” to install the packages.